FreeBSD Bugzilla – Attachment 62365 Details for
Bug 93226
DEBUG_LOCKS (really stack_save()) causes panics on sparc64
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[patch]
sparc64-stack_save.diff
sparc64-stack_save.diff (text/plain), 713 bytes, created by
Antoine Brodin
on 2006-02-13 11:44:34 UTC
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Description:
sparc64-stack_save.diff
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Creator:
Antoine Brodin
Created:
2006-02-13 11:44:34 UTC
Size:
713 bytes
patch
obsolete
>Index: sys/sparc64/sparc64/db_trace.c >=================================================================== >RCS file: /home/ncvs/src/sys/sparc64/sparc64/db_trace.c,v >retrieving revision 1.24 >diff -u -p -r1.24 db_trace.c >--- sys/sparc64/sparc64/db_trace.c 3 Aug 2005 04:27:39 -0000 1.24 >+++ sys/sparc64/sparc64/db_trace.c 13 Feb 2006 11:31:13 -0000 >@@ -307,6 +307,12 @@ stack_save(struct stack *st) > callpc = fp->fr_pc; > if (!INKERNEL(callpc)) > break; >+ /* >+ * Don't bother traversing trap-frames. >+ * tl0_* and tl1_* are just below fork_trampoline >+ */ >+ if (callpc < (vm_offset_t)fork_trampoline) >+ break; > if (stack_put(st, callpc) == -1) > break; > fp = (struct frame *)(fp->fr_fp + SPOFF);
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bug 93226
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